Very simple multiclass spell slot calculator I made : rdndnext

BG3 Warlock Spell Slots ; Warlock Level, Eldritch Invocations, Cantrips Known, Spell Slots, Spell Slot Level ; Level 1 Warlock, -, 2, 1, 1st

You determine your available spell slots by adding together all your levels in the bard, cleric, druid, sorcerer, and wizard classes, and half

warlock spell slot spell slots differs from the norm, and show you their spell slot tables warlock spell slots table 5e dnd Page 106, Dungeon & Dragons Players

warlock s book slot Table of Contents Introduction; Disclaimer; Warlock Spells Hunger of Hadar: Exclusive to warlocks, but no spell slot level scaling